Can somebody find the domain for this

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s? a. 56.3 b. 33.7 c. 41.8 d. 48.2